Air pollution in Sri Lanka and an increase in respiratory problems in the urban areas.

1. Challenges of understanding and combating air pollution in Sri Lanka Prof O A Ileperuma University of Peradeniya Sri Lanka CSE/TVEAP Media Briefing Workshop: 27 April 2011 Colombo

5. Standard values for the ambient air pollutants in Sri Lanka Pollutant Maximum permissible level 24hrs 8hrs 1hr mg/m 3 ppm mg/m 3 ppm mg/m 3 ppm SPM 0.03 0.35 0.5 SO 2 0.08 0.03 0.12 0.05 0.2 0.08 NO 2 0.01 0.05 0.15 0.08 0.25 0.13 O 3 0.2 0.1

7. Air quality (sulphur dioxide levels)of Kandy versus Colombo Month Kandy (ppm) (ppm) 2005 January 0.12 0.016 February 0.08 0.010 April 0.07 0.011 May 0.07 0.005 June 0.06 0.006 July 0.07 0.008 (standard 0.05 ppm)

11. Recorded asthma patients in Kandy hospital in 2003 Month No of Patients deaths January 190 5 February 191 4 March 143 April 140 3 May 178 June 139 2 July 144 4 August 179 2 September 180 1

16. Kandy Weekly SO 2 variation at sampling sites 41% exceedance

17. Figure 3.22 - Monthly averages of SO 2 at Kandy

18. Variation of Nitrogen Dioxide (NO 2 ) One Hour Average Concentrations at Colombo Fort Ambient Air Quality monitoring station(1997-2001) National Stakeholders Forum – Sri Lanka – 12 th June 2007

19. Variation of Sulfur Dioxide (SO 2 ) One Hour Averages concentrations at Colombo Fort Ambient Air Quality monitoring station SO 2 (ppm) National Stakeholders Forum – Sri Lanka – 12 th June 2007

24. Concentrations of TSP and PM 10 at Bogambara site

26. Health and Air pollution

30. COPD (Chronic Obstructive Pulmonary Disorder)